Nmap scan report for komp-91-234-102-143.protonet.pl (91.234.102.143)
Host is up (0.096s latency).
Not shown: 94 closed tcp ports (reset)
PORT    STATE    SERVICE
21/tcp  filtered ftp
22/tcp  filtered ssh
23/tcp  filtered telnet
80/tcp  filtered http
139/tcp filtered netbios-ssn
445/tcp filtered microsoft-ds

Nmap done: 1 IP address (1 host up) scanned in 4.97 seconds